<template>
  <el-dialog :title="showTitle" :visible="showDialog" @close="close" width="30%">
    <el-form ref="form" :model="formData" :rules="rules" label-width="120px">
      <el-form-item label="部门名称" prop="name">
        <el-input
          v-model="formData.name"
          placeholder="2-10个字符"
          size="mini"
          style="width: 80%"
        />
      </el-form-item>
      <el-form-item label="部门编码" prop="code">
        <el-input
          v-model="formData.code"
          placeholder="2-10个字符"
          style="width: 80%"
          size="mini"
        />
      </el-form-item>
      <el-form-item label="部门负责人" prop="managerId">
        <el-select
          v-model="formData.managerId"
          placeholder="请选择负责人"
          style="width: 80%"
          size="mini"
        >
          <el-option
            v-for="item in managerList"
            :key="item.id"
            :label="item.username"
            :value="item.id"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="部门介绍" prop="introduce">
        <el-input
          placeholder="1-100个字符"
          type="textarea"
          v-model="formData.introduce"
          size="mini"
          :rows="4"
          style="width: 80%"
        />
      </el-form-item>
      <el-form-item>
        <!-- 按钮 -->
        <el-row type="flex" justify="center">
          <el-col :span="12">
            <el-button type="primary" @click="Submit">确定</el-button>
            <el-button type="danger" @click="close">取消</el-button>
          </el-col>
        </el-row>
      </el-form-item>
    </el-form>
  </el-dialog>
</template>
<script>
import {
  getDepartmentListAPi,
  getManagerListAPi,
  addDepartmentAPi,
  getDepartmentDetailAPi,
  updateDepartmentAPi
} from "@/api/dapartment";
export default {
  name: "AddDept",
  props: {
    showDialog: {
      type: Boolean,
      default: false,
    },
    currentNodeId: {
      type: Number,
      default: null,
    },
  },
  data() {
    return {
      managerList: [], // 存储负责人列表
      formData: {
        code: "", // 部门编码
        introduce: "", // 部门介绍
        managerId: "", // 部门负责人id
        name: "", // 部门名称
        pid: "", // 父级部门的id
      },
      rules: {
        code: [
          { required: true, message: "部门编码不能为空", trigger: "blur" },
          {
            min: 2,
            max: 10,
            message: "部门编码的长度为2-10个字符",
            trigger: "blur",
          },
          // 自定义校验模式
          {
            trigger: 'blur',
            // 自定义校验模式
            validator: async(rule, value, callback) => {
              // value就是输入的编码
              let result = await getDepartmentListAPi()
              // 判断是否是编辑模式
              if (this.formData.id) {
                // 编辑场景
                result = result.filter(item => item.id !== this.formData.id)
              }
              // result数组中是否存在 value值
              if (result.some(item => item.code === value)) {
                callback(new Error('部门中已经有该编码了'))
              } else {
                callback()
              }
            }
          }
        ], // 部门编码
        introduce: [
          { required: true, message: "部门介绍不能为空", trigger: "blur" },
          {
            min: 1,
            max: 100,
            message: "部门介绍的长度为1-100个字符",
            trigger: "blur",
          },
        ], // 部门介绍
        managerId: [
          { required: true, message: "部门负责人不能为空", trigger: "blur" },
        ], // 部门负责人id
        name: [
          { required: true, message: "部门名称不能为空", trigger: "blur" },
          {
            min: 2,
            max: 10,
            message: "部门名称的长度为2-10个字符",
            trigger: "blur",
          },
          // 自定义校验模式
          {
            trigger: 'blur',
            // 自定义校验模式
            validator: async(rule, value, callback) => {
              // value就是输入的名称
              let result = await getDepartmentListAPi()
              if (this.formData.id) {
                // 编辑场景 排除自身
                result = result.filter(item => item.id !== this.formData.id)
              }
              // result数组中是否存在 value值
              if (result.some(item => item.name === value)) {
                callback(new Error('部门中已经有该名称了'))
              } else {
                callback()
              }
            },
          },
        ], // 部门名称
      },
    };
  },
  created() {
    this.getManagerList()
  },
  computed: {
    showTitle() {
      return this.formData.id ? '编辑部门' : '新增部门'
    }
  },
  methods: {
    getManagerList() {
      getManagerListAPi().then((res) => {
        this.managerList = res;
      });
    },
    async getDepartmentDetail() {
      this.formData = await getDepartmentDetailAPi(this.currentNodeId)
    },
    close() {
      this.formData = {
        code:"", // 部门编码
        introduce: "", // 部门介绍
        managerId: "", // 部门负责人id
        name: "", // 部门名称
        pid: "", // 父级部门的id
      },
      this.$refs.form.resetFields();
      this.$emit("update:showDialog", false);
    },
    Submit() {
      this.$refs.form.validate(async (valid) => {
        if (valid) {
          let msg = '新增'
          // 通过formData中id
          if (this.formData.id) {
            // 编辑场景
            msg = '更新'
            await updateDepartmentAPi(this.formData)
          } else {
            // 新增场景
            this.formData.pid = this.currentNodeId
            await addDepartmentAPi(this.formData)
          }
          // 通知父组件更新
          this.$emit('updateDepartment')
          // 提示消息
          this.$message.success(`${msg}部门成功`)
          this.close()
        }
      });
    },
  }
  
};
</script>
